No problem, we've got 3851 and 5219 to multiply
3851 × 5219 = 5219 × (3851)
+ 5219 × 1 producing 5219
+ 5219 × 50 that is equal 260950
+ 5219 × 800 what gives us 4175200
+ 5219 × 3000 giving us 15657000

= 20098369
